| FASTENER LENGTH | 0.610 INCHES NOMINAL |
| HEAD DIAMETER | 0.482 INCHES NOMINAL |
| HEAD HEIGHT | 0.200 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| HEAD STYLE | UNDERCUT PAN NO. 2 |
| INTERNAL DRIVE STYLE | HEXAGON |
| LEAD THREAD QUANTITY | TWO |
| MATERIAL ACCOMMODATED THICKNESS | 0.108 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A555 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFF |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A313 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| MATERIAL | IRON ALLOY 660 FASTENER |
| MATERIAL | STEEL COMP 302 SPRING |
| MATERIAL | STEEL CORROSION RESISTING STAND-OFF |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,CAPTIVE,SELF-RETRACTING,CRIMP-RING STYLE |
| SPECIAL FEATURES | GRIP LENGTH 0.120 INCH |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.430 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJF |